Home / 5,282.16-7,927.92-2,819.04

Finding the Fourth Proportional to 5,282.16, 7,927.92 and 2,819.04

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Solution

The fourth proportional to 5,282.16, 7,927.92 and 2,819.04 is: 4,231.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.16 : 7,927.92 = 2,819.04 : x
  2. Step 2: Convert to fraction form
    5,282.16/7,927.92 = 2,819.04/x
  3. Step 3: Cross multiply
    5,282.16x = 7,927.92 × 2,819.04
  4. Step 4: Simplify right side
    5,282.16x = 22,349,123.60
  5. Step 5: Solve for x
    x = 22,349,123.60/5,282.16
  6. Step 6: Final answer
    x = 4,231.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.